PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 127 filers reported holding PTC THERAPEUTICS INC in Q4 2017. The put-call ratio across all filers is 4.21 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $1,008,450 | -68.1% | 45,000 | -45.6% | 0.00% | -60.0% |
| Q4 2022 | $3,159,102 | – | 82,764 | +1034450.0% | 0.01% | – |
| Q4 2018 | $0 | -100.0% | 8 | -93.2% | 0.00% | – |
| Q3 2018 | $5,000 | -99.8% | 117 | -99.9% | 0.00% | -100.0% |
| Q2 2018 | $2,867,000 | -39.5% | 85,000 | -51.4% | 0.00% | -33.3% |
| Q1 2018 | $4,736,000 | -80.3% | 175,000 | -87.9% | 0.01% | -81.2% |
| Q4 2017 | $24,025,000 | +240150.0% | 1,440,384 | +254384.8% | 0.03% | – |
| Q2 2017 | $10,000 | -94.8% | 566 | -98.1% | 0.00% | – |
| Q1 2016 | $193,000 | -91.5% | 30,000 | -57.1% | 0.00% | -100.0% |
| Q4 2015 | $2,268,000 | – | 70,000 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Burrage Capital Management LLC | 161,083 | $9,831,000 | 7.49% |
| INTERNATIONAL BIOTECHNOLOGY TRUST PLC | 333,000 | $20,323,000 | 5.55% |
| RTW INVESTMENTS, LP | 4,221,836 | $257,659,000 | 4.32% |
| GEORGE KAISER FAMILY FOUNDATION | 90,011 | $10,766,000 | 2.85% |
| SECTORAL ASSET MANAGEMENT INC | 603,978 | $36,861,000 | 2.60% |
| Redwood Investments, LLC | 364,837 | $22,266,000 | 1.90% |
| ARMISTICE CAPITAL, LLC | 716,000 | $43,697,000 | 1.49% |
| CM Management, LLC | 25,000 | $1,526,000 | 1.42% |
| Third Security, LLC | 237,015 | $14,465,000 | 1.32% |
| Sofinnova Investments, Inc. | 316,478 | $19,315,000 | 1.15% |